BMW F80 M3 | F82/F83 M4 VRS GTS-V Aero Rear Diffuser by VorsteinerAdd aggressive, motorsport inspired styling and improved aerodynamic performance to your F80 M3 or F82 F83 M4 with the VRS GTS V Aero Rear Diffuser by Vorsteiner. Featuring a bold multi fin design and deep contours, this diffuser is engineered to enhance airflow beneath the rear bumper while visually widening the stance of the car. Constructed from premium pre preg carbon fiber and finished in a high gloss UV protected clear coat, the GTS V diffuser